Remove offscreen compositor contexts.

content/common/gpu/client/context_provider_command_buffer.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_COMMON_GPU_CLIENT_CONTEXT_PROVIDER_COMMAND_BUFFER
 #define CONTENT_COMMON_GPU_CLIENT_CONTEXT_PROVIDER_COMMAND_BUFFER
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
@@ skipping 15 matching lines @@
 // WebGraphicsContext3DCommandBufferImpl context and a GrContext.
 class CONTENT_EXPORT ContextProviderCommandBuffer
     : NON_EXPORTED_BASE(public webkit::gpu::ContextProviderWebContext) {
  public:
   static scoped_refptr<ContextProviderCommandBuffer> Create(
       scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context3d,
       const std::string& debug_name);
 
   CommandBufferProxyImpl* GetCommandBufferProxy();
 
-  void set_leak_on_destroy() {
-    base::AutoLock lock(main_thread_lock_);
-    leak_on_destroy_ = true;
-  }
-
   // ContextProviderWebContext implementation.
   virtual WebGraphicsContext3DCommandBufferImpl* WebContext3D() OVERRIDE;
 
   // cc::ContextProvider implementation.
   virtual bool BindToCurrentThread() OVERRIDE;
   virtual gpu::gles2::GLES2Interface* ContextGL() OVERRIDE;
   virtual gpu::ContextSupport* ContextSupport() OVERRIDE;
   virtual class GrContext* GrContext() OVERRIDE;
   virtual Capabilities ContextCapabilities() OVERRIDE;
   virtual bool IsContextLost() OVERRIDE;
@@ skipping 23 matching lines @@
   scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context3d_;
   scoped_ptr<webkit::gpu::GrContextForWebGraphicsContext3D> gr_context_;
 
   cc::ContextProvider::Capabilities capabilities_;
   std::string debug_name_;
 
   LostContextCallback lost_context_callback_;
   MemoryPolicyChangedCallback memory_policy_changed_callback_;
 
   base::Lock main_thread_lock_;
-  bool leak_on_destroy_;
   bool destroyed_;
 
   class LostContextCallbackProxy;
   scoped_ptr<LostContextCallbackProxy> lost_context_callback_proxy_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_CLIENT_CONTEXT_PROVIDER_COMMAND_BUFFER